Ball hitch stem



FIG. 1 is a perspective view of a ball hitch stem showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a first side elevational view thereof;

FIG. 4 is a second side elevational view as seen from 90° from that of FIG. 3;

FIG. 5 is a third side elevational view as seen 180° from that of FIG. 3;

FIG. 6 is a fourth side elevational view as seen from 270° of that of FIG. 3; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a ball hitch stem, as shown and described. 